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Proform
Treadmill

Model # PFTL79400 Official Proform pt7.0 treadmill

Here are the diagrams and repair parts for Official Proform PFTL79400 pt7.0 treadmill, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 133 parts  |
Treadmill Safety Key (replaces 125589, 153017) 119038

#101

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Treadmill safety key (replaces 125589, 153017)

Part #119038

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Belt 118016

#51

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Belt

Part #118016

Replaced by #224019

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Manufacturer substitution
This part replaces 118016. Substitute parts can look different from the original.
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Treadmill Walking Belt Alignment Tool (replaces 161927) 128457

#118

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Treadmill walking belt alignment tool (replaces 161927)

Part #128457

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Treadmill Circuit Breaker, 15-amp (replaces 031103, 127202, 173322) 109382

#35

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Treadmill circuit breaker, 15-amp (replaces 031103, 127202, 173322)

Part #109382

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Treadmill Walking Belt 153487

#61

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Treadmill walking belt

Part #153487

$72.39 | 
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Magnet,rnd,m 100498

#10

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Magnet,rnd,m

Part #100498

Replaced by #113842

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Manufacturer substitution
This part replaces 100498. Substitute parts can look different from the original.
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$2.16
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Weider Exercise Equipment Optic Sensor 102955

#30

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Weider exercise equipment optic sensor

Part #102955

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Black & Decker Treadmill Washer 014063

#45

All parts diagram

Black & decker treadmill washer

Part #014063

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Lifestyler Exercise Equipment Screw 013607

#81

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Lifestyler exercise equipment screw

Part #013607

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Black & Decker Exercise Equipment Reed Switch 157504

#16

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Black & decker exercise equipment reed switch

Part #157504

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$10.99
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Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your fitness & exercise

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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